HF

Hiroshi Fujii

HI Hitachi: 45 patents #373 of 28,497Top 2%
SO Sony: 26 patents #1,436 of 25,231Top 6%
Mitsubishi Electric: 17 patents #1,334 of 25,717Top 6%
Sumitomo Electric Industries: 14 patents #1,767 of 21,551Top 9%
PA Panasonic: 12 patents #2,079 of 21,108Top 10%
The Yokohama Rubber Co.: 8 patents #176 of 1,136Top 20%
Mazda Motor: 8 patents #447 of 4,755Top 10%
NC Nippon Soda Co.: 8 patents #30 of 648Top 5%
Nissan Motor Co.: 6 patents #1,257 of 8,689Top 15%
Pioneer Electronic: 6 patents #303 of 1,840Top 20%
DE Denso: 5 patents #2,617 of 11,792Top 25%
NC Nkk Co.: 5 patents #99 of 1,173Top 9%
Sharp Kabushiki Kaisha: 4 patents #3,475 of 10,731Top 35%
NT NTT: 4 patents #1,310 of 4,871Top 30%
KC Kuraray Co.: 4 patents #386 of 1,827Top 25%
RE Renesas Electronics: 4 patents #1,016 of 4,529Top 25%
Casio Computer Co.: 3 patents #744 of 1,970Top 40%
HC Hitachi Car Engineering Co.: 3 patents #152 of 465Top 35%
OM Omron: 3 patents #980 of 3,089Top 35%
Kawasaki: 2 patents #1,008 of 2,943Top 35%
HC Hitachi Keiyo Engineering Co.: 2 patents #32 of 115Top 30%
M( Mazda Motor Manufacturing (Usa): 2 patents #1 of 11Top 10%
MC Mitsubishi Oil Co.: 2 patents #21 of 83Top 30%
TC Toyo Kogyo Co.: 2 patents #32 of 216Top 15%
NO Noritz: 2 patents #93 of 228Top 45%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
CA Catalytic: 1 patents #37 of 77Top 50%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
GU Gifu University: 1 patents #31 of 107Top 30%
HC Hitachi Industrial Equipment Systems Co.: 1 patents #318 of 550Top 60%
HK Hitachi Kiden Kogyo: 1 patents #8 of 28Top 30%
HO Horiba: 1 patents #319 of 604Top 55%
IN Inoac: 1 patents #65 of 232Top 30%
JP Jp Steel Plantech: 1 patents #11 of 40Top 30%
KS Kabushiki Kaisha Imasen Denki Seisakusho: 1 patents #14 of 42Top 35%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
ME Mitsubishi Jidosha Engineering: 1 patents #75 of 277Top 30%
MM Mitsubishi Motors: 1 patents #856 of 1,823Top 50%
NI Nagoya Industrial Science Research Institute: 1 patents #20 of 79Top 30%
NI Nifco: 1 patents #245 of 650Top 40%
NC Nippon Paint Holdings Co.: 1 patents #415 of 834Top 50%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
SU Shinshu University: 1 patents #77 of 261Top 30%
TM The Mitre: 1 patents #217 of 619Top 40%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
YI Yamakawa Industrial: 1 patents #5 of 23Top 25%
AC Aisin Takaoka Co.: 1 patents #59 of 172Top 35%
Overall (All Time): #2,868 of 4,157,543Top 1%
214
Patents All Time

Issued Patents All Time

Showing 101–125 of 214 patents

Patent #TitleCo-InventorsDate
6229719 Method of inverter control and apparatus of the same Keijiro Sakai, Toshiaki Okuyama 2001-05-08
6144571 Semiconductor module, power converter using the same and manufacturing method thereof Yasushi Sasaki, Yutaka Maeno, Kinya Nakatsu, Toshio Ogawa, Akihiro Tamba +1 more 2000-11-07
6143060 Triazine derivatives and recording materials prepared therefrom Tomoya Hidaka, Shinichi Sato, Izuo Aoki 2000-11-07
6116496 Method and apparatus for continuous rolling by reheating locally cold portions produced by clamping during flash-butt welding Giichi Matsuo, Susumu Okawa 2000-09-12
6107594 Flash butt welding device Giichi Matsuo, Susumu Okawa 2000-08-22
6103661 Diphenyl sulfone derivative and recording material prepared therefrom Ryuichi Kaneko, Shinichi Satoh 2000-08-15
6054751 Semiconductor integrated circuit Kouji Ichikawa, Susumu Tsuruta, Hideaki Ishihara 2000-04-25
6041993 Method and apparatus of continuous rolling using multiple synchronously moving welders for tanden welding Giichi Matsuo, Susumu Okawa 2000-03-28
6037308 Diphenyl sulfone crosslinking type compounds and recording materials using them Takehiro Sato, Shinichi Sato, Izuo Aoki 2000-03-14
5952535 Selective catalytic conversion of a C.sub.9 aromatic feedstock containing substantial amounts of ethyl substituted aromatic components to a product rich in toluene and/or xylenes David L. King, Eric G. Derouane, Jacques C. DeDeken, Toshihiko Masuda, Shinji Nishikawa +1 more 1999-09-14
5949663 Inverter apparatus capable of readily modification of the specification and performance thereof Tsunehiro Endo, Kinya Nakatsu, Norinaga Suzuki, Masahiro Hiraga 1999-09-07
5895876 Sound reproducing apparatus which utilizes data stored on a recording medium to make the apparatus more user friendly and a recording medium used in the apparatus Yoshiaki Moriyama, Kouichi Ono, Tatsuyuki Miyazawa, Masahiko Miyashita, Sumio Hosaka 1999-04-20
5868337 Large tape cassette usable in a recording/reproducing apparatus capable of using both a large tape cassette and a miniature tape cassette Shuichi Ota, Takashi Sawada, Masato Yamaguchi, Masaki Takase 1999-02-09
RE35950 Recording medium cassette and a recording/reproducing apparatus Takashi Sawada, Yoichirou Senshu, Akihiro Uetake, Chiaki Sugai, Shuichi Ota +3 more 1998-11-10
5801288 Diphenyl sulfone derivative and recording material prepared therefrom Ryuichi Kaneko, Shinichi Satoh 1998-09-01
5687602 Conductor for a flat cable, and manufacturing method and equipment therefor Haruo Saen, Ryuzo Suzuki, Atsushi Iizuka 1997-11-18
5683617 Magnetic material and manufacturing method thereof Tsutomu Inuzuka, Shinji Harada, Michio Ohba 1997-11-04
5679911 Karaoke reproducing apparatus which utilizes data stored on a recording medium to make the apparatus more user friendly Yoshiaki Moriyama, Kouichi Ono, Tatsuyuki Miyazawa, Masahiko Miyashita, Sumio Hosaka 1997-10-21
5672874 Infrared oil-concentration meter Ryosuke Fukushima, Tatsuhide Tsutsui, Masahiko Ishida, Shuzi Takada 1997-09-30
5666251 Cassettes having a plurality of sizes for storing recording mediums therein Shuichi Ota, Takashi Sawada 1997-09-09
5630560 Tape cassette Nobuyuki Kodama, Eiji Ohshima 1997-05-20
5616968 Expandable AC power supply device Shigemitsu Kiso 1997-04-01
5609486 Karaoke reproducing apparatus Masahiko Miyashita, Tatsuyuki Miyazawa, Yoshihiro Kitano 1997-03-11
5574352 Frequency control method for inverter and apparatus therefor Tsunehiro Endo, Tsuyoshi Sasaki, Seiji Ishida 1996-11-12
5566562 Locking system for vehicle doors 1996-10-22